Find out what a flight from Seattle to Adelaide might cost

Prices vary based on date, airline, and availability. Compare several options if you're flying between Seattle and Adelaide.

Select your dates to check current offers.

Try shifting your departure forward or backward by a day to find better options. If you’re looking for a good deal, consider flying outside peak hours as well.

Which airports near Seattle or Adelaide offer flights?

In many cases, using a nearby airport can improve your chances of finding direct flights or better rates.

• Airports in Seattle: 2 airports are active - Boeing Field, Lake Union.
• Airports in Adelaide: Adelaide is the only airport in use at the moment.

Secondary airports can offer faster travel thanks to shorter lines and quicker boarding times than major ones.

Choose the right flight for your trip from Seattle to Adelaide

Jetcost helps you tailor your flight search based on what matters to you — flight length, budget, airline, or agency. Whether you prefer round-trip or one-way, direct or with stopovers, you’ll see options from the best airlines and travel agencies.

Other popular destinations

Flying to Australia? Many users also explore: Adelaide, Brisbane, Melbourne, Perth, Sydney.

Looking for a specific airline? Select it directly in the filters to speed up your search. The search filters help you see only the options that match your needs.